CN105194774B - Breathable gas apparatus with humidifier - Google Patents

Breathable gas apparatus with humidifier Download PDF

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Publication number
CN105194774B
CN105194774B CN201510512418.5A CN201510512418A CN105194774B CN 105194774 B CN105194774 B CN 105194774B CN 201510512418 A CN201510512418 A CN 201510512418A CN 105194774 B CN105194774 B CN 105194774B
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CN
China
Prior art keywords
humidifier
lid
gas
configured
includes
Prior art date
Application number
CN201510512418.5A
Other languages
Chinese (zh)
Other versions
CN105194774A (en
Inventor
巴顿·约翰·凯尼恩
阿瑟·金韦·伊
罗曼·尼尔·普里姆罗斯
吉姆·萨阿达
约翰·迈克尔·斯诺
马雷克·托马斯·萨普拉
杰费里·克拉姆布林
邓肯·洛弗尔·特雷沃尔-威尔逊
佩里·戴维·利思戈
亚里山大·威尔
唐纳德·安格斯·里士满
西蒙娜·玛丽·耶哈
马克·约翰·佩恩
安德鲁·查尔斯·默里
Original Assignee
瑞思迈有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
Priority to AU2003903139 priority Critical
Priority to AU2003903139A priority patent/AU2003903139A0/en
Priority to AU2003905136A priority patent/AU2003905136A0/en
Priority to AU2003905136 priority
Priority to AU2004901008A priority patent/AU2004901008A0/en
Priority to AU2004901008 priority
Application filed by 瑞思迈有限公司 filed Critical 瑞思迈有限公司
Priority to CN2004800173151A priority patent/CN1809397B/en
Publication of CN105194774A publication Critical patent/CN105194774A/en
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=42357983&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CN105194774(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
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Publication of CN105194774B publication Critical patent/CN105194774B/en

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    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/0057Pumps therefor
    • A61M16/0066Blowers or centrifugal pumps
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/0003Accessories therefor, e.g. sensors, vibrators, negative pressure
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/0051Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes with alarm devices
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/0057Pumps therefor
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/021Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes operated by electrical means
    • A61M16/022Control means therefor
    • A61M16/024Control means therefor including calculation means, e.g. using a processor
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/08Bellows; Connecting tubes ; Water traps; Patient circuits
    • A61M16/0816Joints or connectors
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/08Bellows; Connecting tubes ; Water traps; Patient circuits
    • A61M16/0875Connecting tubes
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
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    • A61M16/10Preparation of respiratory gases or vapours
    • A61M16/105Filters
    • AHUMAN NECESSITIES
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    • A61M16/10Preparation of respiratory gases or vapours
    • A61M16/1075Preparation of respiratory gases or vapours by influencing the temperature
    • A61M16/109Preparation of respiratory gases or vapours by influencing the temperature the humidifying liquid or the beneficial agent
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
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    • A61M16/10Preparation of respiratory gases or vapours
    • A61M16/14Preparation of respiratory gases or vapours by mixing different fluids, one of them being in a liquid phase
    • A61M16/16Devices to humidify the respiration air
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
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    • A61M16/16Devices to humidify the respiration air
    • A61M16/162Water-reservoir filling system, e.g. automatic
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING
    • B01F3/00Mixing, e.g. dispersing, emulsifying, according to the phases to be mixed
    • B01F3/04Mixing, e.g. dispersing, emulsifying, according to the phases to be mixed gases or vapours with liquids
    • B01F3/04099Introducing a gas or vapour into a liquid medium, e.g. producing aerated liquids
    • B01F3/0446Introducing a gas or vapour into a liquid medium, e.g. producing aerated liquids using flow mixing means for introducing the gas, e.g. in conduits or in vessels
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/08Centrifugal pumps
    • F04D17/16Centrifugal pumps for displacing without appreciable compression
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D25/00Pumping installations or systems
    • F04D25/02Units comprising pumps and their driving means
    • F04D25/06Units comprising pumps and their driving means the pump being electrically driven
    • F04D25/0693Details or arrangements of the wiring
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/40Casings; Connections of working fluid
    • F04D29/42Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/4206Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04DNON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00Details, component parts, or accessories
    • F04D29/66Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/661Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • F04D29/663Sound attenuation
    • F04D29/664Sound attenuation by means of sound absorbing material
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M16/00Devices for influencing the respiratory system of patients by gas treatment, e.g. mouth-to-mouth respiration; Tracheal tubes
    • A61M16/10Preparation of respiratory gases or vapours
    • A61M16/105Filters
    • A61M16/106Filters in a path
    • A61M16/107Filters in a path in the inspiratory path
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00General characteristics of the apparatus
    • A61M2205/02General characteristics of the apparatus characterised by a particular materials
    • A61M2205/0216Materials providing elastic properties, e.g. for facilitating deformation and avoid breaking
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00General characteristics of the apparatus
    • A61M2205/12General characteristics of the apparatus with interchangeable cassettes forming partially or totally the fluid circuit
    • A61M2205/123General characteristics of the apparatus with interchangeable cassettes forming partially or totally the fluid circuit with incorporated reservoirs
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61MDEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY; DEVICES FOR TRANSDUCING BODY MEDIA OR FOR TAKING MEDIA FROM THE BODY; DEVICES FOR PRODUCING OR ENDING SLEEP OR STUPOR
    • A61M2205/00General characteristics of the apparatus
    • A61M2205/14Detection of the presence or absence of a tube, a connector or a container in an apparatus
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
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    • A61M2205/00General characteristics of the apparatus
    • A61M2205/33Controlling, regulating or measuring
    • A61M2205/3303Using a biosensor
    • AHUMAN NECESSITIES
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    • A61M2205/3368Temperature
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
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    • A61M2205/36General characteristics of the apparatus related to heating or cooling
    • AHUMAN NECESSITIES
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    • A61M2205/42Reducing noise
    • AHUMAN NECESSITIES
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    • A61M2205/00General characteristics of the apparatus
    • A61M2205/50General characteristics of the apparatus with microprocessors or computers
    • A61M2205/502User interfaces, e.g. screens or keyboards
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    • A61M2205/00General characteristics of the apparatus
    • A61M2205/50General characteristics of the apparatus with microprocessors or computers
    • A61M2205/52General characteristics of the apparatus with microprocessors or computers with memories providing a history of measured variating parameters of apparatus or patient
    • AHUMAN NECESSITIES
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    • A61M2205/60General characteristics of the apparatus with identification means
    • A61M2205/6063Optical identification systems
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    • A61M2206/00Characteristics of a physical parameter; associated device therefor
    • A61M2206/10Flow characteristics
    • A61M2206/16Rotating swirling helical flow, e.g. by tangential inflows
    • AHUMAN NECESSITIES
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    • A61M2230/00Measuring parameters of the user
    • A61M2230/40Respiratory characteristics
    • A61M2230/46Resistance or compliance of the lungs
    • AHUMAN NECESSITIES
    • A62LIFE-SAVING; FIRE-FIGHTING
    • A62BDEVICES, APPARATUS OR METHODS FOR LIFE-SAVING
    • A62B9/00Component parts for respiratory or breathing apparatus
    • A62B9/003Means for influencing the temperature or humidity of the breathing gas
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING
    • B01F3/00Mixing, e.g. dispersing, emulsifying, according to the phases to be mixed
    • B01F3/04Mixing, e.g. dispersing, emulsifying, according to the phases to be mixed gases or vapours with liquids
    • B01F3/04099Introducing a gas or vapour into a liquid medium, e.g. producing aerated liquids
    • B01F2003/04843Introducing a gas or vapour into a liquid medium, e.g. producing aerated liquids characterized by the gas being introduced or the material in which the gas is introduced
    • B01F2003/04851Introducing a gas or vapour into a liquid medium, e.g. producing aerated liquids characterized by the gas being introduced or the material in which the gas is introduced characterized by the gas being introduced
    • B01F2003/04865Aerating, i.e. introducing oxygen containing gas in liquids
    • B01F2003/04872Normal air
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01FMIXING, e.g. DISSOLVING, EMULSIFYING, DISPERSING
    • B01F2215/00Auxiliary or complementary information in relation with mixing
    • B01F2215/0001Field of application of the mixing device
    • B01F2215/0091Introducing liquid in air for air humidification
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29LINDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00Other particular articles
    • B29L2031/753Medical equipment; Accessories therefor

Abstract

The invention discloses a kind of breathable gas apparatus with humidifier.A kind of humidifier for the breathable gas for being used to convey moistening for patient, including humidifier case;Water container;Heater is arranged on the position that can be connected with the water container heat transfer;Gas channel including air inlet, moistening gas vent and the intermediate gas flow path for connecting gas and the water vapour from the water container, further comprises the discharge outlet of the neighbouring heater, makes to discharge the humidifier case by the discharge water of heater.The assembly of flow generator and humidifier is also disclosed, the assembly of the flow generator and humidifier includes being suitable for the flow generator structure for reducing noise output compared with the flow generator of known suitable size.It is used to convey the blowing hood of flow generator used in breathable gas for patient the invention also discloses a kind of, the blowing hood includes the canister for being molded with acoustic damping polymer inner liner again.

Description

Breathable gas apparatus with humidifier

The application is Application No. 201210297972.2, the applying date to be on June 21st, 2004, entitled " carry The divisional application of the patent application of the breathable gas apparatus of humidifier ".The patent application of Application No. 201210297972.2 Be Application No. 201010154162.2, the applying date be on June 21st, 2004, it is entitled " inhalable with humidifier The divisional application of the patent application of gas apparatus ".The patent application of Application No. 201010154162.2 is Application No. 200480017315.1 (international application no PCT/AU2004/000810), the applying date are June 21, denomination of invention in 2004 For the divisional application of the patent application of " flow generator for being equipped with patient's prompting ".

Cross reference related application

This is the thenational phase application of the PCT/AU2004/000810 submitted on June 21st, 2004 with English, it is required that The Australia submitted on June 20th, 2003 applies for NO.2003903139, in the Australia submitted on the 22nd of September in 2003 The interests of application NO.2003905136 and the Australia application NO.2004901008 submitted on 2 24th, 2004, herein Include the full content of each application by quoting.

Technical field

The present invention relates to breathable gas supply arrangements, are is particularly but not exclusively related to, this is used to sleep as obstructive The disease and the disease such as pulmonary emphysema of dormancy apnea (Obstructive Sleep Apnea, OSA) and other respiratory disorders Continuous positive airway pressure (Continuous Positive Airway Pressure, CPAP) treatment equipment.Here retouch State its application in CPAP therapy equipment it should be appreciated that feature of the invention will include the use applied to other fields On the way, such as:Force ventilation and assisted respiartion.

Background technology

The CPAP therapy of OSA is a kind of non-invasive positive draft (NIPPV) form, is directed to use with conduit and mask will The breathable gas of supercharging is typically air, inputs the respiratory tract of patient.According to sick human needs, for the gas pressure of CPAP Power is usually in the range of with 4cm~28cm water columns of highest 180L/min flow velocitys (being measured at mask).Pressurization gas is patient Respiratory tract take on especially breathing expiratory phase prevent respiratory tract collapse pneumatic splint.

It is known including for providing for patient the CPAP instruments of the flow generator of pressurized air, and have in recent years to tightlier The business needs of the CPAP machines to gather.However, in trying to reduce CPAP machine dimensions, there is the ruler reduced on the one hand Very little and another aspect reduces performance and/or increases the compromise between noise, such as Malinckrodt/Tyco/Puriatan Good night by Bennett ' ' series.

It is known including the benefit of the humidificationization of air provided for patient, and known combination is separated with flow generator and set It puts or the humidification device of setting in conjunction.The example of flow generator/humidifier apparatus of one is sold by the applicant 'sS7。

Another problem of some flow generators is largely to use foam in the air passageway for acoustic absorption. Foam may degrade with the time.

The content of the invention

It, should it is an object of the present invention to provide a kind of breathable gas feedway including humidifier of simple and compact Device it is structurally simple, economical;It is compact;It is and easy to use.The other purposes and benefit of the present invention will be given by specification Description.

It should be appreciated that equipment described herein includes many improvements over the prior art, although many of which is improved It is independent invention still to contribute jointly to above-mentioned catalogue realization.

Equipment described herein includes flow generator and the structure of humidifier and its new aspect of combination, and with same The known device of sample performance is compared, and helps to reduce size.Describe can make the smaller machine possess at least with it is well known The reduction noise and cushion technique of the similary excellent noise characteristic of larger machine.

Equipment described herein has reached being completely combined for humidifier and flow generator, in a sense, in gas Air-flow, electricity between flow-generator and humidifier and data connection if necessary by the physical engagement between two devices from It provides dynamicly, without any other interconnection process.

In such bonding apparatus, prevent water from humidifier tank be back to flow generator measure be it is important, Novel sealing is described to set and set for minimizing the generation of reflux and improving the new of the rising of water vapour in humidifier simultaneously It puts.Humidifier is easily removed and reinstalled on machine, and with seldom component for needing to dismantle in cleaning process.

Also describe it is improved, module, the device connected between data and equipment can be made, the device include as remember The connection of the data storage device that connection is selected by user or medical worker of card, smart card, communication port etc..

Another aspect of the present invention is to reduce or eliminate the use of foam in the air passageway.

In one form, the present invention provides a kind of flow generator unit that breathable gas is conveyed for patient, including:

Flow generator case;

Machine occurs for the in vivo dynamic air-flow of shell;

The power supply device for fitting into the housing is adapted for insertion into, the power supply device includes printed circuit board (PCB), It is rigidly connected to the power input connector of the printed circuit board (PCB) and power output connector and in the housing The power supply device mounting base of interior installation power supply device installation, in this way, the power input connector with it is described The power input ports of housing are arranged in a straight line.

Further form of the invention provides to convey for patient occurs machine used in the air-flow of breathable gas Blowing hood, the blowing hood includes the canister that is molded again with acoustic damping polymer inner liner.

Further form of the invention provides the generation used in the air-flow for conveying breathable gas for patient The blowing hood of machine, the hair-dryer are suitable for reducing the noise for carrying out self-enclosed hair-dryer, and the cover body includes:

Chamber in the pedestal of flow generator, the chamber are limited by side wall and bottom surface, and fan housing is suitable in the chamber It is middle receiving and installation hair-dryer and

Suitable for being installed in form the lid of the top surface of chamber on the pedestal,

Wherein at least pedestal and lid in one of molded by the compound comprising metal and plastic cement.

Form of the invention further, which provides, a kind of to be used to convey the air-flow used in breathable gas for patient The hair-dryer of generation machine, the hair-dryer include the motor with axis, the impeller being adapted to mount on axis and with air inlet With the helix tube of gas outlet, which defines the chamber that the air-flow in pressure is formed in its, and the helix tube is by including the The composite material of one plastic material and the second plastic material molds, and the first plastic material is usual rigid, the second plastic cement Material is usual elasticity.

Preferably, wherein, the first plastic material is molded again with the second plastic material.

Preferably, which includes upper helix tube and lower helix tube, which includes air inlet.Also, it is preferred that Ground, the lower helix tube include the leg molded by the second plastic material.

Preferably, helix tube includes gas outlet on this, it is also preferable that helix tube is included by the second plastic material system on this Into and be suitable for the sealing element that sealing is provided between upper and lower helix tube in use.

In one particular arrangement, upper and lower helix tube is suitble to hasp to be installed together.

Further form of the invention provides to occur in the air-flow conveyed to patient used in breathable gas The flow generator case of machine, the flow generator case include the shell for being molded with the rigid plastic of flexible liner again.

Preferably, the flexible liner forms the outer legs of the flow generator case.

Further form of the invention provides to occur in the air-flow conveyed to patient used in breathable gas The fan support arrangement of machine, the fan guard including accommodating motor and fan, the support device include multiple support springs, Wherein, the spring, fan guard, motor and fan form elastic system, and the fixation resonant frequency which has is small In 1/10th of the corresponding frequency of minimum operation speed of the fan.

Further form of the invention provides a kind of flow generator unit for being used to convey breathable gas for patient, Including carrying the flow generator case of gas outlet, being arranged on the in vivo fan volute of the shell, further comprise connecting institute The outlet of fan volute and the hose of the gas outlet are stated, the hose there are 2 or more ripples in it.

Form of the invention further provide the continuous positive airway pressure treatment for patient flow generator and The combination of humidifier, including flow generator and the humidifier being detachably connected on flow generator, wherein the air-flow Generation machine includes humidifier and connects detector, and humidifier connection detector includes optical transmitting set and optical sensor, and wherein institute Stating humidifier includes optical path connector, and when the flow generator and humidifier link together, optical path connector completes institute State the optical path between optical transmitting set and optical sensor.

The further form of the present invention is provided in the gas for the flow generator to patient's conveying breathable gas Muffler assembly in circulation road includes the company of the first noise elimination part, the second noise elimination part and connection first and second noise elimination part Socket part, wherein, the connecting portion is relatively narrow compared with the noise elimination part, and is included in the direction away from first noise elimination part and narrows Introducing portion.

Preferably, the coupling part includes Venturi tube.

The further form of the present invention carried sending out in the gas conveyed to patient used in breathable gas Including gas casing body occurs for the handle apparatus of life;Include the handle of a pair of of linking arm, each linking arm is described equipped with being placed in The protrusion in respective track on housing;With being connected on the housing the handle protrusion to be kept to face the track Mobile handle retention member.

The further form of the present invention provides a kind of method that handle is connected on flow generator case, the hand Handle includes a pair of of linking arm, and each linking arm includes the protrusion being placed in the respective track of the housing, the described method includes with Lower step:The handle protrusion is slided along the respective track;The housing is connected to by handle retention member, to keep The handle protrusion faces the movement of the respective track.

Preferably, the handle protrusion is slided along the track, and substantial distortion does not occur for the linking arm.

The present invention further form provide one for for patient conveying moisten breathable gas humidifier, Including humidifier case,

Water container,

Positioned at the heater of the heat transfer link position with the water container,

Gas channel makes gas and the water vapour from the water container including air inlet, moistening gas vent and connection The intermediate gas flow path of contact,

Further comprise the discharge outlet of the neighbouring heater, make to leave the humidifier shell by the draining of heater Body.

The further form of the present invention provides to convey the humidifier of the breathable gas of moistening, bag to patient It includes:

Humidifier case,

Water container,

Positioned at the heating cushion of the heat transfer link position with the water container,

Gas channel makes gas and the water vapour from the water container including air inlet, moistening gas vent and connection The intermediate gas flow path of contact,

Wherein described heating cushion has upper heating surface and includes the peripheral heating surface of the heating cushion side wall, and wherein, The shape of the heat-transfer area of the water container is corresponding to the shape of the heating cushion, so as to the upper hot face of the heating cushion and periphery Heating surface keeps close heat transfer communication.

Preferably, the water container defines water capacity, the water capacity from the heating cushion position of heating surface it is upper Face and following extension.

The further form of the present invention provides the humidifier with the breathable gas that moistening is conveyed to patient, including:

Humidifier case equipped with hinged lid,

The shell it is in vivo be adapted for insertion into formula assembling water container,

The heater in system is connected arranged on the heat transfer with the water container,

Gas channel makes gas and the water vapour from the water container including gas outlet, moistening gas vent and connection The intermediate gas flow path of contact,

Wherein, the water container is equipped with the gas channel inlet communicated with the gas channel,

The humidifier further comprises gas passage inlet seal, is used for the gas channel inlet and the gas The sealed connection of circulation road, wherein described be tightly connected is opened by the plug-in type installation and the hinged closing of the lid of the water container It is dynamic.

Preferably, the gas channel inlet is located at the back side of the water container, and with the apparent surface in the housing On gas passage orifices it is aligned.

Form of the invention further provides a kind of for can be inhaled to patient's conveying for treatment sleep disordered breathing Enter gas supply used in flow generator humidifier apparatus in the blower outlet of water container entrance and pedestal it Between form the method for sealing, the humidifier apparatus includes the water container equipped with entrance, holds equipped with blower outlet and water container Receive portion pedestal and hinged lid with engageable latching structure, this method comprises the following steps:

Water container is placed on to the water container receiving portion of pedestal, makes it adjacent to each other to position entrance and exit;

Close hinged lid;And

Structure is lockked in engagement.

Preferably, blower outlet includes face sealing forming face, and water container is placed on to the water container appearance of pedestal Receive portion the step of the step of further comprising placing water container against the sealing forming face of blower outlet.

Form of the invention further provides a kind of for can be inhaled to patient's conveying for treatment sleep disordered breathing Enter gas supply used in flow generator humidifier apparatus between water container gas outlet and air delivery portion The method for forming sealing, the humidifier apparatus include the water container equipped with gas outlet;With with engageable latching structure and Supply suitable for being matched with air delivery conduit so as to breathable gas can be supplied to the hinge of the air delivery portion of patient interface Lid is connect, this method comprises the following steps:

Close hinged lid;And

Structure is lockked in engagement.

Preferably, hinged lid is equipped in the following, and the sealing forming face with removable connection washer included below.

Further form of the invention provides to input breathable gas to patient for treatment sleep disordered breathing The humidifier apparatus of flow generator used in supply, the humidifier apparatus include the water capacity equipped with air inlet and gas outlet Device, have blower outlet and water container receiving portion humidifier base and equipped with suitable for the matched sky of air delivery conduit Gas transport portion, the supply so as to breathable gas can be supplied to the lid of patient interface, wherein the water container receiving portion and water Container has complementary structure, which is suitable for the plug-in type positioning for guiding the water container, so that the air inlet and institute It is aligned to state blower outlet.

Preferably, the complementary structure further guides the positioning of water container described in water, so as to make when the lid is closed The gas outlet and the position of the air delivery portion of the lid are aligned.

The present invention further form provide for for patient convey breathable gas humidifier, including:

Humidifier case equipped with lid,

Water container within the housing,

In the heater of the heat transfer link position with the water container,

Gas passage, moistening gas vent including air inlet, in the lid and makes the connection gas with coming from The water container water vapour contact intermediate gas flow path and

The gas outlet seal of the lid is operably connected to, thereby, the lid is closed and generates in the moistening gas Sealed connection system between the gas compartment of body outlet sealing element and the water container.

Preferably, humidifier further comprises the gas passage seal for being connected to the bottom surface of the lid, the gas passage The surface engagement of sealing element and the water container leads to the gas so as to be formed between gas channel inlet and air inlet The gas passage of the sealing in space.

More preferably, the gas outlet seal and the gas passage seal are global formation.

The further form of the present invention is provided for conveying the humidifier of the breathable gas of moistening to patient, including

Water container,

In the heater of the heat transfer link position with the water container,

Gas channel, moistening gas vent and connection including air inlet, in the lid make the gas with coming from The intermediate gas flow path of the water vapour contact of the water container,

Wherein described intermediate gas flow path is included in gas channel inlet and towards between the air inlet of the gas compartment Gas passage, the gas passage has bottom surface from the gas channel inlet to the air inlet that tilted down from.

Preferably, the gas passage includes the water discharging part of the position less than the gas channel inlet, the draining Part is the forefront of the gas passage with antetheca of the position less than gas channel inlet.

The further form of the present invention provides the humidifier with the breathable gas that moistening is conveyed to patient, including:

Water container,

Gas channel, moistening gas vent and connection including air inlet, in the lid make the gas with coming from The intermediate gas flow path of the water vapour contact of the water container,

Wherein, the gas channel is suitable for the headroom that the gas is introduced to the water container with vorticla motion.

Preferably, the intermediate gas flow path includes container air inlet, and it is usual which is suitable for guiding gas Tangentially enter the headroom of the container.

More preferably, the intermediate gas flow path includes the arch gas channel for being directed toward the container air inlet, Er Qiejin One step includes being usually located at the container outlet at the center of the headroom.

The further form of the present invention provides to convey the control of the humidifier of the breathable gas of moistening to patient Circuit processed, the operable controller of the control circuit person of including the use of, for the gas humidity needed to be selected to set;And heating Device control circuit, for determine with the corresponding target heater temperature of humidity setting, and heater is controlled to reach the temperature, Described in the operable controller of user include for the heater control selections be less than the humidifier minimum operation The stopping of the target heater temperature of temperature is set.

The further form of the present invention provides to convey the control of the humidifier of the breathable gas of moistening to patient Circuit processed, the operable controller of the person of including the use of, for the gas humidity needed to be selected to set;With the electric current of control heater Up to the control circuit for heater with the corresponding value of humidity setting, the operable controller of user includes setting and make with described The corresponding reference voltage of the operable controller of user, and amplify the voltage to control the heater current.

The further form of the present invention is provided for conveying the flow generator of breathable gas to patient, including place Manage device, timer, user input unit and display, the processor be programmed to receive prompting requirement input and The time of the prompting requirement input defined generates prompting display.

Preferably, the processor is suitable for cancelling when receiving from the cancellation input that user input unit obtains and prompts to want It asks.

Be also described herein it is improved, module permission with and equipment data connection device, including such as by user Or the connection of the data storage device of connections such as medical worker memory card, smart card, communication port for selectively connecting.

The further form of the present invention provides the mould with the flow generator unit that breathable gas is conveyed to patient Block number evidence or plug-in device, including:

Flow generator case with holes;

Flow generator;

The control circuit of the flow generator, the circuit includes being located to be passed through with the data of external equipment or be electrically connected The connector of the hole accessible position;And

Multiple closedown modules, each closedown module are suitable for being connected to the housing to cover the hole, at least described closing One of module includes being suitable for the internal connector being connected with the control circuit connector, is adapted to the company of the external equipment Connect external data or electrical outlet and data or electric channel between the inside and outside connector.

Description of the drawings

Present various aspects of the invention are given with reference to the accompanying drawings to be described, and will illustrate presently suggested embodiment.

In the accompanying drawings:

Fig. 1 is the total figure for the breathable gas device for embodying the various features of the present invention;

Fig. 2 is the total figure of the flow generator in device;

Fig. 3 is the total figure of humidifier apparatus;

Fig. 4 is the sectional view of flow generator;

Fig. 5 is the decomposition diagram of the component of flow generator;

Fig. 6 is the vertical cross section of flow generator;

Fig. 7 is the more detailed diagram of the bottom shell and power supply shown in Fig. 5;

Fig. 8 is pedestal, the more detailed diagram of base cover and fan guard shown in Fig. 5;

Fig. 9 is PCB, the more detailed diagram of top shell and external device (ED) shown in Fig. 5;

Fig. 9 A are the vertical section detail drawing for the signal that handle is connected with flow generator top shell;

Figure 10 is that the pedestal of flow generator forms the bottom diagram of component;

Figure 11 is the vertical cut-away schematic view that the pedestal of flow generator is connected by venturi passageway with silencing cavity;

Figure 12 is that the fan of flow generator forms the total figure of component;

Figure 13 is the vertical section of display fan attaching device;

Figure 14 is the decomposition diagram suitable for the humidifier of the flow generator shown in Fig. 5;

Figure 15 is the rearview of humidifier apparatus;

Figure 16 is the stereogram of the sealing of gas channel;

Figure 17 is the bottom isometric view of the humidifier lid in Figure 14;

Figure 18 and 19 is respectively the stereogram of humidifier lid sealing element and detail sections schematic diagram in Figure 14;

Figure 20 and 21 is respectively the stereogram and longitudinal profile schematic diagram of humidifier capping in Figure 14;

Figure 22 is the chart of the target heater temperature set corresponding to humidifier;

Figure 23 is the circuit diagram of the power control circuit of humidifier heater;

Figure 24 illustrates the prompting menu of flow generator controller;And

Figure 25~34 illustrate various module data electrical connectors.

Specific embodiment

The device of diagram includes flow generator 50 and humidifier 150, and Fig. 1 shows their assembled state, Fig. 2 and Fig. 3 For their independent separated position.As shown in Fig. 2, flow generator is combined at faying face 52 with separable humidifier, gas Stream generation machine stretches out for air to be transported to the Gas Connector 53 of humidifier tub from fan connector from faying face 52;With In the plug seat 54 that power is sent to humidifier heater;And optical coupling transmitter 200 and inductor 201, it will be below It further describes.

Faying face 52 is additionally provided with through the corresponding tongue piece 156 (Figure 15) being located on humidifier faying face 157 to be combined A pair of of slit 55, flow generator 50 linked together with humidifier 150 by tongue piece 156, will be made below in more detail Description.

Flow generator

In outside, flow generator 50 also has LCD screen 58 and relevant button 59, can be set by button user The operating parameter of device.

Flow generator case

Flow generator 50 has the housing of rigid plastic material, which, which is molded, is divided into top shell 60 and bottom shell 61 two parts of body.The lower edge of top shell 60 at 62 (Fig. 9) be into a ladder and it is flanged, with bottom shell 61 Periphery matching.

It is moulded as shown in fig. 7, the bottom shell 61 of flow generator 50 has by the rigidity of such as makrolon/ABS mixtures Shell made of glue material, should the shell that be formed by rigid plastic material with such as the elastomer of synthetic rubber or thermoplastic elastomer (s) Liner 121 is whole to be molded to form housing again, and the flexible liner forms sealing 63 between upper and lower part housing and pedestal 64, and And form the outer legs (as shown in Figure 6) of housing.Liner 121 is also covered in the interior table of the pedestal accommodating chamber of bottom shell Face and the next door 123 between power source cavity 65 and pedestal accommodating chamber, the complex of the stiff case with elastic inner layer of gained For reducing the noise level sent by flow generator by slackening the acoustic resonance of inner wall.

With the wall that the outer wall of housing is connected in being respectively formed 65 and first muffler cavity 134 of power source cavity in bottom shell 61 Lower part.The top of these cavitys is formed by the pedestal 64 being described below.

First silencing cavity formed gas channel slave the part of air inlet 85 to hair-dryer, which receives to come freely below The air for the air inlet that the pedestal 64 to be described limits.

Pedestal 64 forms hair-dryer or the top of fan cavity 70, inlet channel and outlet passageway and power source cavity 65.Wind Fan cavity 70 includes the metal liner container 73 that plug-in type is molded into pedestal described below.

Flow generator pedestal

Pedestal 64 along its lower edge flange with the periphery wall 69 that the inner rim with the sealing flange 63 being molded again engages by being formed. The inside that pedestal 64 includes extending downwardly is equipped with the fan cavity 70 of the following fan 90.The cavity 70 is by the side wall that molds 71 and pedestal 72 form, side wall 71 and pedestal 72 cast inside and outside thermoplastic plastic layer and shape by surrounding the steel lining container 73 of insertion Into.Container 73 can be stainless steel, the mild steel of nickel plating or other suitable noncorroding metals.Fan cavity 70 is opened to pedestal 64 the upper surface of, to be embedded in fan 90, which is closed by lid 74.

The density and hardness of steel container generates very effective barrier to the transmission of the noise of motor and fan, leads to simultaneously Cross by the structure of cavity 70 that different materials plug-in type molding forms with by having described and hard plastic described further below and soft The combination of the co-molded of modeling equally provides very effective sound dampening.In this respect of the present invention, utilize with difference, preferably Far from hardness and it is different, preferably far from density the co-molded that combines of material or mold to be found in again and carry For particularly advantageous in terms of sound dampening.

Preferred material for pedestal and bushing container is for the polyproplyene thermoplastics of pedestal and for bushing container Metal, preferably steel (being optionally stainless steel).Applicant have found that the wind of the complex by being formed as metal and polymer It is different more than 5 times, preferably from about 7-8 times with the density of polymer to fan cavity-metal, and hardness and damping characteristic are also apparent It is different-to be decayed well so as to the resonance peak of composite construction, therefore fan cavity knot is passed through by the noise that fan generates Structure is fully suppressed.

Polymer particularly preferred for pedestal 64 is the glass for including 10~40%, more preferably from about 30% glass fibre The polymer of fiber filling.Applicant have found that generate wind using this material as the complex with steel lining sleeve containes 73 The effective attenuation for fanning noise and the good fitting in terms of thermal expansion character, so as to which composite material base is in wide operation temperature Operational excellence in the range of degree.Moreover, it is found by the applicant that for this purpose, surpass talcum, bronze, bead using glass fibre and fill out Fill material.

The top of fan cavity is made of base cover 74, and flap 74 is by the embedding steel insert shape that is molded again with elastic material Into to provide the sound dampening at the top of fan cavity 70 and sealing.It is elastic material for the preferred polymers liner of lid, such as For the same type of the liner 121 of bottom shell.

Moreover, the application of steel and polymer composite body the transmission of the noise of fan and motor is generated it is effective, good The barrier cut down well.

Plug-in type power supply

The top of power source cavity 65 is formed by the side wall 75 of the top down extension from pedestal 64, so hermetically combines the sky Chamber lower part to wall.Preferably, bottom wall has co-molded or the rubber seal flange 76 molded again for this purpose.Therefore power supply room It is just sealed, prevents that, when generating reflux from humidifier, the moisture inside device enters.Similarly, air duct with Power supply room is separated by a seal.Meanwhile internal acoustically sealed with power source cavity separates, due to needing by being respectively arranged in cavity The connector 77 and 79 in hole 78 and 80 on rear wall and antetheca goes out for the general power input that humidifier provides with low pressure and low power, with And if necessary, set for cooling, the stomata communicated on power supply room with extraneous air, therefore, power source cavity can be incomplete It is separated with outside sealing.Which reduce the set-up time and allow overall apparatus smaller.

As shown in fig. 7, supply unit 124 is mounted in power source cavity 65, for for fan, shift control and humidifier The operation of heating cushion provides electric energy.Power supply includes printed circuit board (PCB) 133, by welding or other suitable mode directly with connecting Power inlet connector 77 is connect to connect;For the fan power Outlet connector 126 of fan motor;With humidifier power outlets 79.Each end of power source cavity 65 is equipped with installation and guide device 136, for supporting the PCB of power supply in vertical position, so as to power supply Installation realized by plugging in fitting.By means of being directly welded to connect in the rigid connection of the connector of PCB, eliminate to matching somebody with somebody The requirement that line protective case is connected with PCB, and when power supply inserts, connector with the connector in bottom shell 61 each Port is arranged in a straight line.

PCB

As shown in figure 8, fan 90 and fan guard 93,94 are arranged in the fan cavity 70 of pedestal, and on the top of power supply PCB Portion is connected with plug seat 26.The elastic material of the pedestal 94 of fan guard molded seal fan guard again provides the sound of fan guard pedestal Sound damps, and be formed on the bottom of pedestal device be knocked or while falling serve protection fan buffer stopper leg.

As shown in figure 9, in the space formed between the top of pedestal and top shell 60, the electronic control of carrying device The printed circuit board (PCB) 81 of element is located on pedestal 64.Printed circuit board (PCB) 81 preferably includes LCD display 58.Optionally, exist The back side of circuit board, can be with engagement edge connector 1082 and slide connector by the connecter hole at the rear portion of housing 60 1082A, and the standard connector fittings being described in detail in following Figure 25~34 are provided.

Inlet channel and muffler

Be also provided with air inlet 84 on the rear wall of top shell, air inlet 84 with the top on the top of power source cavity 65 it On pedestal in the inlet channel 85 that is formed connect, and the passage is opened on the first of the bottom of the fan cavity around pedestal Silencing cavity 134.

Top shell further defines the air inlet to flow generator, and equipped with any appropriate of such as foam or fiber The replaceable filter 129 of material and the strainer cover 130 matched somebody with somebody with top shell phase 60.Wedge type air inlet 131 is led as air-flow To.Blank cover plate 132 is suitably sandwiched in the top in the in vivo hole aligned with connector 1082 and 1082A of shell, to carry For connectors such as the ports for being used for communication in connection PCB.Communication and/or other power connection ends in flow generator case Mouth will be according to Figure 25~34 elaborated further below.

From the first silencing cavity 134 below fan cavity 70, inlet channel by interface channel 137 (Figure 11) by The second silencing cavity that space between fan cavity 70 and fan is formed.

Therefore, fan cavity and the space between bottom shell and pedestal form a pair of straight with limitation in-between The volume muffler connected in sequence of footpath pipeline.The noise attentuation generated by silene system and the representative diameter of silencing cavity are with shrinking Representative diameter than usually proportional, therefore, the design of optimal muffler must make optimum noise attenuation and available disappear The shrinkage of sound chamber holding balance, particularly in small-sized machine, and to avoid passing through contraction caused by it is unacceptable Air-flow limits.

It is found by the applicant that the intermediate interface channel 137 for being used as Venturi tube by being formed between silencing cavity can realize that this is flat The favourable adjusting of weighing apparatus, as shown in Figure 10 and Figure 11, the intermediate interface channel 137 have the end for being located at neighbouring first muffler Relatively short, steady reducing introducing portion 137a;Middle shrinkage part 137b;With gradually expanding positioned at downstream end Extension 137c.Thereby, silene system can realize have under better pressure according to the representative diameter of smallest diameter portion The noise attentuation of drop characteristic.

Fan

The feature of fan shown in Figure 12 and Figure 13 is easily described now.

Fan 90 includes motor 91, preferably brushless direct current motor, and motor 91, which has, to be installed vertically on including lid 93 With the coaxial impeller 92 in the fan guard of pedestal 94.There is the air inlet on the axis of impeller in the bottom surface of pedestal 94 95, and the cavity in lid and bottom seat forms the helix tube 96 that gas outlet 97 is directed toward from impeller.Lead between lid 93 and pedestal 94 It crosses the tab 98 of the trough of belt of the hasp extended upwardly to from pedestal above protrusion 99 and connects connection, tab 98 is further It is positioned by the assembling between the parallel protrusion on lid 93.Connection between lid 93 and pedestal 94 by elastic material mould again The sealing ring 101 of modeling or co-molded seals.

The bottom surface of fan guard pedestal 94 is equipped with the ridge radially put more energy into, and covers the bottom surface between ridge and passes through convex The elasticity of edge extension of the edge point with the peripheral tab being spaced and along pedestal cuts sound component 103 and is molded into pedestal 94 again. By molding again to hard plastic pedestal 94, fan guard has the elastic material of extremely low hardness, basic sound dampening.

Leg 106 and the hard plastic part of fan guard pedestal are Unitarily molded, and leg 106 extends the elastic structure for protruding from and molding again Part 103 for accommodating the helical form support spring 102 (Figure 13) for being preferably metal, is installed in by the support spring fan On the pedestal 72 of fan cavity.

The present invention reductions size degree purpose needs pair so that noise and vibration, particularly from fan 90 The very big concern that the transmission of the noise of generator and impeller and vibration minimizes.Therefore, support spring is selected to ensure running The minimum transmission of the vibration frequency occurred in the process.This according to the quality of fan 90 by selecting spring to realize, so that bag Include the intrinsic frequency of the system of spring and fan less than about 1/10th when generator with its minimum operation speed when being run Axle speed.

When fan enters fan chamber, gas outlet 97 passes through thermoplastic elastomer (s) or silicone rubber connecting elements 108 Be connected with gas passage, the gas passage extended to from the side wall of fan chamber be applied in flow generator front set therefore Connection nozzle 110 in the hole put.Preferably, connecting elements 108 includes at least two ripples, which provides connection flexibility The ability of vibration transmission of the resistance from fan to flow generator case with raising.

Therefore, floating in its fan chamber 70 of fan 90 in pedestal 64, has to the rest part of flow generator Minimum acoustical coupling.Support spring and the characteristic of connecting elements 108 are selected so that the transmission of the characteristic vibration frequency of fan is minimum.

Fan structure and the further detail below of fan installation are described in US20030168064 and WO99/64747, herein By quoting and comprising its content.

The flow generator structure and material assembly of diagram is suitable for causing to have similar functions with relatively large device and making an uproar Small-sized C PAP flow generator units of sound characteristics-such as in total volume is about 2L or smaller flow generators, when with 10cm H2When O is run, 4~20cm H are generated2The pressure of O, the flow velocity of 120L/min, less than in 33dbA, smaller than 30dbA Radiated noise amount.

Handle apparatus

Keypad 59, dial plate 127 and conveying handle 128 are arranged on top shell 60.

As shown in Fig. 9 and Fig. 9 A, novel and handle connecting device that is being easily installed is described and shown.Handle 128 has There is the opposing arm in the oriented interior protruding pin 140 of its distally.Top shell 60 include a pair of of band there are one beginning and closed end, For accommodating the channel suspending rail 141 of respective protruding pin.For handle is installed on top shell, protruding pin from its, each open by conduit End is inserted into and slides to closed end.Dial plate 127 is buckled in upper body 60, including protruding pin is limited in the end of its track 141 Ridge 142.

Therefore, the construction of handle apparatus provides quick and easy mounting means, without being to incite somebody to action such as in the prior art Protruding pin is positioned in sulculus and crank handle arm.

Humidifier

As shown in Figure 14~21, humidifier 150 includes simply being connected to flow generator or from flow generator 50 The base device dismantled and designed, being formed again can be with base device connection and the separated bracket for connecting water container.

Humidifying the common layout drawing of device assembly includes pedestal (rear cover 803 and protecgulum 602), is equipped with heating on the base Device, the heating plate which includes support water container (container holder 698, sealing 699 and container cover 700) (have ceramic heat The heating plate 632 of pad 800) and sealed with container cover 700 and separate to form the gas passage for entering container by container cover Hinged humidifier lid 648.

There is peripheral flange 153 at the back side of pedestal, when two devices are gathered together by linear motion toward each other When, which is located in the positive corresponding peripheral grooves 113 of flow generator.Springlock 404 is by spring Locking bit device 404a is suitably fixed as what is be vertically movable, and passes through spring 404b and flexibly drive downwards, so as to lock tongue 156 stretch into slit 55 and lock makes two components be combined by the finger-shaped material 158 positioned at lock tongue end extended downwardly rapidly Together.

The coupling of flow generator and humidifier

The PCB of flow generator, which is positioned adjacent to humidifier end, to be had from the end face of flow generator case transmitting week The optical sensor 201 of presence or the disappearance of the optical transmitting set 200 and detection humidifier of phase passage of scintillation light.The back side of humidifier is equipped with Camber reflector 202, when humidifier is installed on flow generator, which completes from transmitter to sensor Optical path so that flow generator PCB detects the presence of humidifier, and can correspondingly adjust control algolithm.

The back side of base device is additionally provided with connector 162, is a pair of flat positive connector in this embodiment, for The matching connector 114 being located on flow generator front engages, and is carried using the power supply out of power source cavity 65 as humidifier heater For power.Although being not shown in embodiment is explained, connection connector is in flow generator and humidifier or including sky It needs to establish other electricity or data connector connection part between airway or the downstream unit of mask, each face can also install Further interconnect device.The form of optically coupled device or other suitable class of connectors may be employed in these devices.

The application of this optical coupling connector can perform the simple communication agreement between flow generator and humidifier.For example, The levels of current of flow generator can be transported to humidifier controller, and then humidifier controller adds according to pre-defined algorithm adjustment The operation of wet device.

In the structure of humidifier, the air of the matched offer of rear cover 803 in rear portion and flow generator with protecgulum 602, It electricity and writes to each other, and PCB804 and trap setting provide support in order to control.Trap setting includes springlock 404, by locking Position device 404a and spring 404b is kept, and is usually run as described above in Example, and humidifier is fixed on flow generator. Control button 805 and PCB 804 on the top of protecgulum 602 is connected, and degree is humidified with enabled Patient controlled.

Hole 264 (Figure 15) is also provided with, for being electrically connected between humidifier and flow generator or is used for and humidifier Electricity connected with signal.

The gas port 807 of humidifier rear end face is matched with the outlet 110 of flow generator.

Elastic vent seal part 722 is installed between front and rear covers, to connect the gas port 807 and protecgulum 602 on rear cover 803 On slit 626.Sealing element (being shown in detail in Figure 16) includes import coupling part 722a, and import coupling part goes out with flow generator Mouth is connected by the gas port 807 being formed in rear cover 803;With around the periphery of positive slit 626 extension positioned at protecgulum 602 Peripheral seal part 722b.The lower part of the wall portion 722c closing slits 626 of sealing element, leaves by the smaller of sealing element limitation Gap 722d.

As a result, rectangular opening 722d of the air flue sealing element 722 on the vertical wall defined from Xun Huan gas port 807 to protecgulum Closed channel.

Heating cushion

Heating cushion includes lower part 806 and top 800 and heater pad lid 632.

Cover of heater 632 have upper heating surface 634, as further heating surface the peripheral wall 636 extended downwardly and The rear portion of connecting portion 640 with a pair of tubular protrusion 628 for being used to be connected to heating cushion on 602 rear portion of connection protecgulum is convex Edge.

Heater pad lid 632 is designed to accommodate for warming and humidifying under upper wall 634 and in the range of peripheral wall 636 The heating cushion of water in device water container or the shape such as the other heating tools of sensing heater.

There is the protrusion 646 of a dog-leg shape extended forward in the forepart of heater pad lid 632, extends in face of protecgulum 632 humidifier mounting base is to support heater and provide brake apparatus for humidifier lid 648.

Water container

Water container includes sink 698, sealing element 699 and capping 700.

The bottom of sink 698, into complementary shape, and from metal or other is suitable for from heating cushion into slot with heater pad The material of water conduction heat is made.There is generally horizontal part 900 corresponding with the upper heating surface 634 of heating cushion in bottom, is adding U-shaped portion under heat pad upper surface, the U-shaped portion are included in the usually vertical heat corresponding with peripheral heating surface under horizontal part Conducting part 902.When water container is put in humidifier mounting base and closes hinge cap 648, bottom of gullet is kept and heater pad Connection is in close contact, to transfer heat into the water in sink.

By providing around the part sink volume of periphery of heating cushion and heat transfer face, with humidifier of the prior art Same water volume and heating surface (area) (HS can obtain in smaller device.

As shown in figure 20, the rear end face of sink cover has the air admission hole 801 for the arrival end for leading to U-shaped gas passage 718.Work as pass When closing humidifier lid 648, behind slot 698 and capping 700 are pressed towards, it is located at air admission hole 801 so as to which peripheral seal member 722b is abutted Rear port around capping rear end face, generate and be exported to air duct 718 from flow generator and be passed through humidifier The sealing air flue of the headroom of slot.This structure allows for refilling and dismantles humidification tank and restore, without connecting The individually operated connection of air-flow.

With reference to figure 21, the inner wall of capping 700 is equipped with protrusion 802a, 802b, uses it to be limited in capping on slot bottom seat 698 and pacifies Press-fit.One protrusion 802a is arranged at the front of water container, and another 802b or several groups of protrusion of protrusion is arranged at On the side wall on the opposite of the water container lid in the front of water container rear end.This positioning of raised 802b allows by its back-end one It rises and squeezes pedestal and cover and singlehanded separating tank pedestal and capping, raised 802b of the coupling part around side is caused to rotate, and Forepart separates water container and lid.The ability that one hand separates these devices is fairly effective feature, especially for apoplexy People or the user of limited flexibility.

Such as the best image of Figure 20 and 21, water container lid 700 is equipped with gas passage 718, forms U-type groove road, leads to The gas inlet 720 of moistening in the headroom of water container.Direction of the bottom surface of conduit along air-flow, dips down from inlet end Tiltedly enter one end at water container to gas.Water container lid also is provided with oval wet air gas outlet 722.As described below, when These air flues and during hole during closure, they coordinate to limit the gas channel in humidifier with humidifier lid.

It, can be by venthole 722 into water container plus water or by removing sink while capping is in situ Gai Jiashui.

Intend through 722 filling container of gas outlet, and device can have filling bottle, and the filling bottle is with size with going out Gas port facilitates the nozzle of cooperation.This bottle can have the nozzle with exhaust passage combination type, so that vessel filling makes a reservation for correct Highly

In an alternative embodiment, other filling devices can be used, for example, capping can be removed.Appropriate filling Height can also be shown by the fill level scale of the scribing on water capacity wall or mark.

When opening lid and/or when water container is removed, it is possible to provide microswitch (not shown) or other induction tools are to close Close the power supply of heater pad.

Humidifier lid and gas channel

Figure 17 to 19 is shown below humidifier lid and sealing element 676, and sealing element 676 is to surrounding U-shaped passage 718 and moistening The container cover 700 of air outlet slit 716 provides sealing.Sealing element 676 includes edge seal part 676a and membrane part 676b, such as schemes Shown in 18 and 19.

Lid 648 be equipped with upper wall 650 and antetheca 652, antetheca from upper wall downwards, extend outwardly.The endface behind of upper wall 650 There is recess, the so part upper wall on each face of recess and antetheca 652 forms male arms 656 backward.In each convex wall 656 Rearmost end have an inside protrusion 658.Protrusion 658 is designed to insert in the shape of the jack 622 of humidifier protecgulum 602, this The hinge connection that each protrusion of sample is connected to protecgulum with its corresponding jack composition for lid 648 connects.

During lid 648 is opened, lid can be rotated freely through around protrusion more than 90 °, until it reaches normal orbit To greatest extent.The shape of design cover and protecgulum, so as to be further rotated as covered, then protrusion can pop up jack 622.The art Technical staff be appreciated that this can be by protrusion and/or jack setting appropriate inclined-plane or other covering With the suitable construction on protecgulum and realize, with toilet cover bending make protrusion thread off from jack.

The shape on the top in the shape of the lower edge of each male arms 656 and the face of protecgulum is complementary, so as to be in close stance when lid 648 The part male arms is accommodated when putting.

Lid 648 includes moistening gas air outlet pipe 662, air outlet pipe by upper wall 650 and from the top of upper wall with acute angle to Before, extend forward, be used for connection flexible pipe with to patient supply moistening gas.Air outlet pipe 662 is under the lower surface of upper wall 650 Continue and form oval edges 664.

Wall 666 is extended downwardly from the lower surface of upper wall 650, designs its shape, to form closed channel and therefore in wall U-shaped closed area 668 is formed within boundary.

In the front end of antetheca 652, that is, near the lower edge of this wall, groove port is equipped on rear (interior) surface of the wall 674, it is clasped for the ridge 646 with heater pad lid, so as to serve as the lock of lid.Lid can make institute by bending apparatus Ridge is stated to thread off and open from groove port.

Lid 648 has elastomeric cover sealing element 676, as shown in Figure 18 to 20.The edge seal part 676a of lid sealing element Including conduit 676c, it is arranged on the wall 664 and edge 666 on the bottom of lid 648;It is close with curve-like sealing flange 676d The top surface of container cover is encapsulated in, so that the space between the U-type groove in container cover and diaphragm seal forms the inlet channel of slot, and The venthole 772 of capping is connected by the oval mouth 676e on lid sealing element with the air outlet pipe 662 of humidifier lid 648.The company of being not required to It connects and dismantles tracheae for mobile water container and just can reach this purpose.

Since the gas of flow generator supply is under pressure, this pressure is by outwardly and downwardly oppressing extension Divide and the sealing flange 676d of seal assembly 676 is helped to generate firm sealing around recess 718.Due in water container Existing gas pressure, so as to can also generate same effect in the sealing around the elliptical aperture 716 in container cover.

Once gas enters water container from flow generator, then, then gas crosses the water surface, so that gas becomes to moisten. This humidification is strengthened to the heating of water by heating plate.Then gas discharges water container by gas outlet 716, into going out Tracheae 662, air outlet pipe 662 are connected again with for providing the appropriate hose (not shown) of the gas of moistening to patient.

By providing air inlet to sink top space through acute angle passage, air mass in container is caused to form whirlpool, and because This strengthens the water contained from container and draws water vapour.

In the selectable embodiment of the present invention, the water realized by causing gas swirl when gas passes through slot steams The improvement of vapour is drawn, and can exempt the water in heating container.In this embodiment, the heating including heating plate and canister pedestal Element and its controller and heat-conduction component are left out, and humidifier becomes simpler, passive device.

Humidifier apparatus according to the present invention has the advantages that many is more than the prior art.One advantage is directed to use with just Profit.It is easy-to-use for all patients, particularly be important to those inflexible patients.

The pedestal of humidifier apparatus includes the U-type groove of usual ' reversed '.The bottom of sink is equipped with the U of corresponding " forward direction " Type.U-shaped outer wall is inclined, and inner wall is usually vertical.Since pedestal and sink have complementary shape, by water Slot is placed in usually appropriate position it is meant that sink self can be adjusted to suitable position, as following institute to a certain extent The sealing station stated.

Sealing station can be placed according to the sink of the design easily, without requiring patient's connection as used in the prior art The high tubule of precision prescribed.The technical solution is that the respective silicone mat of respective planes is presented by being butted on to place such as sink Below or the surface being generally flat of the top surface of sink, so as to provide sealing.Sealing is formed when two plane contacts.So Humidifier apparatus has very easily plug-in type installation constitution.

The position of sink is kept by rotating around shaft-cup through about 90 ° from fully open to the simple motion of closing.Work as quilt With reference to when, by provide it is audible and reliable " thump " the secured device of sound, lid is locked in appropriate position.Although In preferred embodiment, pivoting movement is for covering, but other movements including sliding and translating are anticipated that.

The lid of humidifier apparatus includes air shooter connector, and preferred form is usually cylindrical type.No matter sink Whether in appropriate position, air shooter is possible to the connection covered.This configuration means, it may be necessary to It removes, and water can be filled out again if necessary, without requiring to dismantle air shooter from humidifier apparatus.

The humidifier structure of diagram provides the small-sized humidifier for easily manufacturing and using, and further provides and work as When flow generator unit is installed together with humidifier, for water is prevented to be back to the protection of flow generator.Back flow protection by Hole 722d in the ramped bottom surface and air admission hole 801 and sealing element 722 of gas passage enters compared with from gas passage 718 The position of the air admission hole 720 of humidifier headroom ensures.Particularly, when water container is horizontal, if water quilt Spill-over, then water will along U-shaped gas passage flow back until its have less than air inlet 801 antetheca 717 foremost part, It and will be to draining before machine.If machine is tilted at rear portion, because the center section of gas passage 718 is higher than hole 720 position, so water will be prevented to be back to air inlet 801 along gas passage from water container.Once the normal position of mechanical recovery It puts, water will flow back into water container.

If machine is tilted in its side, air admission hole 720 or air admission hole 801 will be above horizontal plane, and such water would not It is back to and issues in life.Once mechanical recovery normal position, then it is any outflow water container water will flow back into again in water container.

If desired, by setting check-valves in position, such as be arranged at the opening of humidifier air inlet Elastic membrane can further provide for anti-return protection.

Except function and advantage that those have been described, the structure and features of the humidifier according to the present embodiment is with various excellent Point.

Sealing is provided by the top for the water container for giving the part for being used as humidifier lid, has reached use and has simply changed Into, while the risk for overflowing water falls minimum.In addition, lid sealing element be shaped to collect may be in lid chamber and water container The coagulation formed in headroom, prevents that the coagulation is back to flow generator when opening the lid.

Further, the construction of humidifier front and rear covers and heating cushion is adapted to allow for being installed together in vertical direction, so that The needs repositioned in the production line in the assembling process of humidifier apparatus are preferably minimized.

In addition, the elastic force of the connection between the lid and water container that are provided by lid sealing element lid close into when be suitable in the water capacity The pressure to keep down on device, good heat transfer to be kept to contact between water container pedestal and heating cushion, without volume The spring stowage receptacle of nonlocal complicated and expensive heating cushion.

Humidifier power supply

Humidifier offer can adjust the control button of the humidity of the gas of supply patient.With increase humidity setting, By providing the power of enhancing for heater, the temperature of water container is also raised, so as to improve leave humidifier gas it is wet Degree.The humidity that control button can have smooth variable control or a component dissipates sets and will be supplied to equipped with inactivity " stopping " of heating cushion is set.Humidity is set and the correlation of the power of supply heating cushion is controlled by the circuit on PCB 804.

Figure 22 is the preferred calibration curve sketch plan between target water container temperature (y-axis) and humidity setting (x-axis), including upper Lower tolerance.

It is set in the low humidity corresponding to control button and the left-hand end of the correlation curve of closed position, computer heating control selects The target heating temperature of the very low minimum operating temperature for being less than ambient temperature, being preferably shorter than humidifier.In this way, work as control button At closed position, heating is closed, at the same can be used without it is whole turn off the switch or the switch of independent ON/OFF less Expensive potentiometer.The bearing of control button device can provide " the card clatter " of energy tactile at the closed position of control button, allow User determines that heater is closed.

Figure 23 is for controlling the circuit diagram of the humidifier control circuit of coolant-temperature gage, including what is driven by control button 805 The potentiometer POT1 and operational amplifier OA1 that power is provided to heater 800.

Potentiometer can be used in series with setting the heating element of running temperature.But it can so be caused greatly by potentiometer The thermal loss of amount, as shown in following formula:

P=V2/R

Wherein, V=service voltages and it is typically determined and R=RH+RP

Wherein RH is the resistance of heater and is typically determined;RP is potentiometric resistance, is variable and carries It is controlled for temperature.Electric current is:I=V/R, the ratio by potentiometric heat are I2* RP=RP*V2/(RP+RH)2.It is remaining Heat is used to heat water by heating element.

These thermal loss in potentiometer need big dissipation of heat face, to prevent from overheating.

In this embodiment, potentiometer is used to set up in the control access of the semiconductor element of running temperature.It is because existing Semiconductor control electric current is only transmitted in potentiometer and is not subject to the driving required load current of heating element, so so basic On reduce through potentiometric electric current.

In a preferred embodiment, potentiometer is used in the connection with temperature sensitive member, to control directly or by high electricity Flow the operational amplifier of semiconductor switch driving heater.

Figure 23 show the device that temperature is controlled by operational amplifier OA1.

Operational amplifier n1 has a pair of of input terminal, and V+ is adding input, and V- is subtracting input.The output of amplifier with The difference of the voltage of V+ and V- input terminals is proportional.

The reference voltage that the connection of V- input terminals is determined by the ratio between resistance R21 and R17;

Vref=Vs*R12/ (R12+R17)

Water temperature is sensed by temperature sense resistive element, that is, electro-hot regulator TH1, and running temperature is set by potentiometer POT1 It puts.The V+ input terminals of operational amplifier are connected to the connection contact between R106 and electro-hot regulator TH1.Operational amplifier is opened Limit of closing the door powers up the resistance of resistance R106 with powering up resistance R11 and resistance R10 and resistance by electro-hot regulator TH1 by potentiometer POT1 The ratio between R10 resistance of resistance circuit in parallel formed is equal to the decision of the ratio between resistance 17 and resistance R21.It is, when electric heating is adjusted Between device TH1 and resistance R16 when being connected to V+ crossover voltages, operational amplifier switching.

Operational amplifier obtains power from supply centre Vss and Vo, so driving current is without potentiometer.Vss may be with Vo is identical or Vo may be identical with Ov.Operational amplifier can directly drive heating element or can control driving heating element Power tube.

This device is significantly reduced through potentiometric power consumption, is allowed using the less smaller potentiometer of cooling required. The device is also readily applicable to perform sets device according to above-mentioned " mild " close of Figure 22.

Prompt menu

Figure 24 is the flow chart of prompting menu, there is provided the special item that largely alert patient, for example, putting back to its mask Time, time etc. of insertion data card (if its device for data available card).It can also be used for setting especially dedicated Prompting.

When prompting then, as long as device is not providing treatment, information will be shown on LCD and keep.Work as display During information, the back light flicker of LCD.If making a reservation for the more than one prompting to patient in same date, all is predetermined Prompting can all be shown in that day.Patient can by pressing left button (or in the case where there is data card to prompt, being inserted into data card) To remove information.

The default setting of all promptings is that they are that function is forbidden.To use prompting menu, patient by press it is left and Lower key at least continues that prompting menu can be entered from standby screen in three seconds.

Figure 24 summarises prompting menu screen:

The prompting of mask-setting timing is replaced, so as to remind patient when patient needs replacing its mask.Patient can be with It presses left (removing) key and the information is removed from LCD.

Calling care-giver-for patient sets prompting in sometime phone to treatment expert;For example, its treatment is discussed How carry out.Patient can press left (removing) key and the information is removed from LCD.

Data card can be used if being inserted into the flow generator of card-patient, treatment expert can be on flow generator The prompting of timing is set, them is prompted to need to be inserted into data card with transporting patient data.This enables treatment expert to establish compliance. Patient should be inserted into data card really to remove information from LCD.(they can also press left (removing) key and the letter is removed from LCD Breath.)

The prompting of filter-setting timing is replaced, goes the time that patient is reminded to replace air filter.Patient can be with It presses left (removing) key and the information is removed from LCD.

Figure 25 to 32 is the rearview of flow generator, shows that the different connectors indicated in advance is utilized in air-flow The module data connector of the slit 83 at the rear portion of hood occurs.

Shown in Figure 25, slit 83 is arranged at rectangular recessed on 1115 wall.Bowed recess 1123 is arranged on recessed The upper surface of the device of 1115 top of place, removes closure member, as described below to facilitate from recess.

At the back side of printed circuit board (PCB) 81, edge connector 1082 and slide connector 1082A are arranged in a straight line, and pass through shell Connector slit 83 behind body 60 is reachable, provides the configuration of the modular connector to be described in detail below.

As shown in figure 26, the flow generator is not intended to be connected use with any data connector, and slit 83 is by having Blank closure member 132 suitable for putting into the shape of recess 1115 is closed.Closure member 132 is illustrated in greater detail in Figure 27.It should Component passes through the lower protruding portion 1118 of corresponding recess such as 1122 and the upper protruding portion 1119 that are installed on the wall of recess 1115 Clip is in recess, with closure slot 83 and consistent with the shape of device circumferential surface.

The closure member of complementary shape can set to receive different types of data set.As shown in figure 28 is equipped with For receiving the component 1116a of the slit of smart card 1120.Component 1116a or printed circuit board (PCB) can be equipped with necessary intelligence in itself It can card slot.

That as shown in figure 29 is the closure member 1116b with DB type data slots.In this case, component 1116b quilts The lower preceding recess 1121 of offer is made in favor of clamping relevant plug.The sectional view of the improved form of the device such as Figure 29 A institutes Show, show that the connection between the internal connector 1086 of component 1116b and the edge connector 1082 of PCB and outside DB9 connect Connect device 1088.

The other forms of connecting elements 1116 can be provided, so as to connection is required as memory card and preset program fill The equipment put.This facility be further able to by many devices in the standard fashion with equipment is self-contained is integrated, such as sent out using air-flow The timing display of system timer included in life controller, sound opening device, oxygen determination, electrocardio (EGG) and other Diagnostic aid, recorder, lamp.

Figure 30~32 are the rearview of one group of flow generator, show one embodiment of module data electrical connector. Figure 33 shows the preceding inner surface of USB closure member modules, and Figure 34 is the vertical cross-section view of flow generator.

Figure 30 shows that slit 83 is opening, exposes 1082 He of edge connector behind flow generator PCB81 Slide connector (be can't see) in the diagram.Connector 1082,1082A include multiple be used between PCB and external device (ED) Transmit the contact that is electrically connected of data and/or power.

Figure 31 represent in Figure 31 be not required data connection device, usually according to Figure 25~27, slit is by blank Closure member 132 is closed.

Figure 32 represents moveable closure member module 1116c, and face carries the general serial portion line (USB) of standard behind Port 1084.It is suitable for and all or seleced PCB connectors for being used for electricity and/or data transmission at it in component 1116c (Figure 33 and 34) is combined with the electric data channel connector company towards socket 1090 at the preceding inner surface of 1082 contact connection It connects.Closed module 1116c is equipped with the internal electrical components for completing data and/or electric channel between its interior outconnector, even Device is connect so that module serves as the adapter between PCB connectors and standard USB port.

By provide connector as described above in it multiple device modules that are interchangeably connectable suitable on one or more PCB Fixation, the module data electrical connector of AN connector because device can only provide those patients needs connector, The additional connector only just provided when needing to increase with connector, so the cost and size of flow generator unit can To be reduced.Further, device is connected convenient for the upgrading of the data connector device of flow generator with keeping up with global metadata Horizontal technological progress or connection variation.

In the present note, word " composition " should be understood the meaning of its open to the outside world, it is, the meaning of " comprising ", therefore It is not limited to its " closing " meaning of the meaning of " only by ... form ".Corresponding meaning is suitable for the corresponding word " structure occurred Into ".

Although the particular embodiment of the present invention has been described, the present invention can be embodied with other particular forms, It is obvious for those skilled in the art without departing from its inner characteristic.Therefore, present specific descriptions and example Be to be considered as included in illustrated all aspects, illustrated there is no limit, the scope of the present invention by appended claims rather than The description of front, therefore all changes in the scope and meaning of the equivalent of claim are included in wherein.Further Understand, unless there is opposite explanation, the prior art pair is not otherwise formed to any reference of the known prior art herein Technical staff in field according to the present invention is well known license.

Claims (28)

1. a kind of humidifier, is configured to breathable gas of the humidification for the supercharging of patient, the humidifier includes:
Water container is configured to the breathable gas of humidification supercharging, and the water container includes sink and capping, after the capping There is air admission hole in end face;
The base device of humidifier, forms the bracket for water container, the base device of the humidifier have be configured to The matched gas port in outlet of flow generator;
Hinged humidifier lid is connected to the base device, and humidifier lid can be between open and closed positions It pivots, the humidifier lid is configured to:When the humidifier lid is in the closed position, the humidifier lid and capping seal every It opens to form the sealed gas passageway for entering sink by capping;And
Air flue sealing element, with peripheral seal part, the peripheral seal part is configured to abut sealingly against positioned at capping The rear end face of capping around air admission hole, and generate from the gas port to the blanket gas of the headroom of the water container Road.
2. humidifier as described in claim 1, wherein the water container includes slot bottom seat and slot seal.
3. humidifier as described in claim 1, wherein the capping includes venthole.
4. humidifier as claimed in claim 3, middle cover sealing element is set to below the humidifier lid.
5. humidifier as described in claim 1, wherein the air flue sealing element is elastic air flue sealing element.
6. humidifier as described in claim 1, wherein the water container can be dismantled to refill and replace, without Generate the individually operated of sealing air flue.
7. humidifier as described in claim 1, wherein the humidifier lid includes air shooter connector, and it is described plus Whether wet device lid is constructed so that the air shooter connector can be connected to air shooter, but regardless of water container by institute State base device receiving.
8. humidifier as described in claim 1, wherein the water container includes slot bottom seat and slot seal,
The capping includes venthole,
Lid sealing element is set to below the humidifier lid,
The air flue sealing element is elastic air flue sealing element,
The water container can be dismantled to refill and replace, without generating the individually operated of sealing air flue, and
The humidifier lid includes air shooter connector, and the humidifier lid is constructed so that the air shooter Whether connector can be connected to air shooter, accommodated but regardless of water container by the base device.
9. a kind of CPAP device is used to convey supercharging, moistening breathable gas for patient, the CPAP device includes:
Flow generator, including the first faying face;And
Humidifier as described in claim 1, the humidifier include the second faying face,
Wherein described first faying face and the second faying face are configured to be connected to each other.
10. CPAP device as claimed in claim 9, wherein the humidifier and the flow generator are configured to via direction Linear motion away from each other and be connected to each other and separate.
11. CPAP device as claimed in claim 10, wherein the flow generator further comprises:
Fan;And
The Gas Connector stretched out from first faying face, the Gas Connector are configured to match simultaneously with the gas port of humidifier And air is transported to the humidifier from fan.
12. CPAP device as claimed in claim 11, wherein first faying face includes a pair of of slit and described second Faying face includes a pair of of tongue piece, and the pair of tongue piece structure is the pair of slit of engagement.
13. a kind of humidifier is used to convey supercharging, moistening breathable gas for patient, the humidifier includes:
Sink is configured to the breathable gas of humidification supercharging, and the sink includes capping, and the rear end face of the capping has air inlet Hole;
The base device of humidifier, forms the bracket for the sink, and the humidifier base device is configured to be connected to Flow generator and from flow generator dismantle;
Heating plate is configured to support the sink when the sink is accommodated by the base device;
Hinged humidifier lid, be configured to the sink being held in position in and by be switched to closed position and Sealing separates the capping;And
Elastic air flue sealing element, with peripheral seal part, the peripheral seal part is configured to abut sealingly against positioned at slot The rear end face of capping around the air admission hole of lid.
14. humidifier as claimed in claim 13, wherein can be removed without from base device must be by gas for the sink Delivery pipe is dismantled from the humidifier.
15. humidifier as claimed in claim 13, wherein the capping includes venthole and the hinged humidifier lid Including elastomeric cover sealing element, the elastomeric cover sealing element is configured to separate the capping around venthole sealing.
16. humidifier as claimed in claim 15, wherein the elastomeric cover sealing element includes being configured to be sealed in capping The curve-like sealing flange of top surface.
17. humidifier as claimed in claim 13, wherein the hinged humidifier lid includes upper wall and antetheca, the antetheca From upper wall downwards, extend outwardly.
18. humidifier as claimed in claim 17, wherein the hinged humidifier lid includes the outlet by the upper wall Pipe, the air outlet pipe are configured to couple to hose.
19. humidifier as claimed in claim 18, wherein the air outlet pipe from the top of the upper wall with acute angle upwards, forward Extension.
20. humidifier as claimed in claim 18, wherein the air outlet pipe extends under the lower surface of the upper wall.
21. humidifier as claimed in claim 13, wherein the hinged humidifier lid be configured to it is described hinged by making Humidifier lid rotate must it is more remote than normal orbit and from base device remove.
22. humidifier as claimed in claim 13, wherein the hinged humidifier lid is configured to by will be described hinged Humidifier lid is switched to closed position and is held in position in the sink.
23. humidifier as claimed in claim 13, wherein the hinged humidifier lid is configured to when the hinged humidification Device lid generates audible click when being switched to closed position.
24. humidifier as claimed in claim 13, wherein can be removed without from base device must be by gas for the sink Delivery pipe is dismantled from the humidifier,
The capping includes venthole and the hinged humidifier lid includes elastomeric cover sealing element, and the elastomeric cover is close Sealing is configured to separate around the venthole and capping sealing,
The elastomeric cover sealing element includes the curve-like sealing flange for being configured to be sealed in the top surface of capping,
The hinged humidifier lid include upper wall and antetheca, the antetheca from upper wall downwards, extend outwardly,
The hinged humidifier lid includes being configured to couple to hose by the air outlet pipe of the upper wall, the air outlet pipe,
The air outlet pipe is extended upwards, forward from the top of the upper wall with acute angle, and under the lower surface of the upper wall Extension,
When the curve-like sealing flange is sealed in the top surface of the capping, the venthole of the capping connects with the air outlet pipe It is logical,
The hinged humidifier lid is configured to must be more remote than normal orbit and the bottom of from by rotating the hinged humidifier lid Base device removes,
The hinged humidifier lid is configured to by the way that the hinged humidifier lid is switched to fully closed position by institute Sink is stated to be held in position in, and
The hinged humidifier lid is configured to generate audible obtain when the hinged humidifier lid is switched to closed position The click seen.
25. a kind of CPAP device is used to convey supercharging, moistening breathable gas for patient, the CPAP device includes:
Flow generator, including the first faying face;And
Humidifier as claimed in claim 13, the humidifier include the second faying face,
Wherein described first faying face and the second faying face are configured to be connected to each other.
26. CPAP device as claimed in claim 25, wherein the humidifier and the flow generator are configured to via court It is connected to each other and separates to linear motion away from each other.
27. CPAP device as claimed in claim 26, wherein the flow generator further comprises:
Fan;And
The Gas Connector stretched out from first faying face, the Gas Connector are configured to match simultaneously with the gas port of humidifier And air is transported to the humidifier from fan.
28. CPAP device as claimed in claim 27, wherein first faying face includes a pair of of slit and described second Faying face includes a pair of of tongue piece, and the pair of tongue piece structure is the pair of slit of engagement.
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